in this paper an approach based on evolutionary algorithms to find pareto optimal pair of state and control for multi-objective optimal control problems (moocp)'s is introduced‎. ‎in this approach‎, ‎first a discretized form of the time-control space is considered and then‎, ‎a piecewise linear control and a piecewise linear trajectory are obtained from the discretized time-control space using ...

background staphylococcus aureus is a major nosocomial pathogen world wide. mupirocin plays a crucial role in strategies designed to control outbreaks of s. aureus. objectives the aim of this study was to determine the frequency of mupirocin resistance in s. aureus strains isolated from nasal carriers among the hospitalized patients at kermanshah hospital, iran. patients and methods a total of ...

given the importance of cooperatives in women's empowerment and the necessity of improving their performance, the present study was conducted to investigate factors or constructs discriminating successful and non-successful women's cooperatives to recognize the enabling conditions for cooperative's success. this was a co relational-survey type research in which 12819 of the membe...

‎this paper proposes a multi-supplier multi-product inventory model in which the suppliers have unlimited production capacity, allow delayed payment, and offer either an all-unit or incremental discount. the retailer can delay payment until after they have sold all the units of the purchased product. the retailer’s warehouse is limited, but the surplus can be stored in a rented warehouse at a...

many of the so-called organizational strategies on which companies are dependent, are not endurable. these strategies may not be well structured and cannot stand the test of time. thus, making the right decision is extremely important for strategic planning. the proposed strategy formulation framework in this paper (fuzzy bsq) is a powerful management tool in strategic planning that integrates ...

assesment of health related quality of life (hrql) is increasingly recognized as an important part of the patient care in asthma. we aimed to evaluate the effect of personality disorders (pds) on hrql and the severity of disease in asthmatic patients. ninety seven consecutive patients with asthma and ninety healthy controls were included. all  patients  completed  a  short  form-36  health  sur...